I am running on windows. I am programmatically (no scripts) starting a zk,2 brokers, 2 consumers and a producer, in this order but the first 3 atonce, then the other 3 at once, all with a nonexistent topic.

Here's the pertinent log for the producer (with other stuff mixed in, nodoubt):

Thanks, Jun. Adding that jar got me further along but there is an issue with the following, probably a windows issue. I ran twice, once after the other was done. Here are the exceptions I got in each run:thanks,rob

Additionally, it seems the zookeeper had no problems with the following property setting:props.setProperty("dataDir", "/tmp/zookeeper");Now here is the combined log for a zookeeper, 2 brokers, a producer, and 2 consumers. It produced for awhile, as evidenced by the log in the beginning, and- I have 10 MB in C:\tmp\kafka1-logs\robert_v_2x0-0\00000000000000000000.index- I have 3.4 MB in C:\tmp\kafka1-logs\robert_v_2x0-0\00000000000000000000.log

Due to the following FATAL line, both brokers shutdown (and their listening sockets go away), and so the producer fails:{2013-05-10 18:23:57,689} FATAL [highwatermark-checkpoint-thread1] (Logging.scala:109) - Attempt to swap the new high watermark file with the old one failed